SAP Message AREN159 - &1:Do not define the source for residence time Customizing more than once

Diagnosis
The source for the object-specific Customizing has been defined morethan once.
a) Individual residence time determination was activated usingTARCHENGINE01-MODULE_DIST_GET (function module).
b) HDS residence time Customizing determination was activated usingTARCHENGINE01-STRUC_ATTRIBPOOL (structure, attribute list).
Only one source is allowed. Activate one source only for residence timedetermination.
Note: If no source is activated, the standard residence time is used.See transaction Standard Residence Time.